A triatomic molecule is modeled as follows: mass m is at the origin, mass 2m is at x = a, and mass 3m is at x = 2a.
(a) What is the amount of inertia about the origin?
(b) What is the moment of inertia about the center of mass?

Question

A triatomic molecule is modeled as follows: mass m is at the origin, mass 2m is at x = a, and mass 3m is at x = 2a.
(a) What is the amount of inertia about the origin? 
(b) What is the moment of inertia about the center of mass?

Quizplus · Accepted Answer

The Answer of A triatomic molecule is modeled as follows: mass m is at the origin, mass 2m is at x = a, and mass 3m is at x = 2a.
(a) What is the amount of inertia about the origin? 
(b) What is the moment of inertia about the center of mass?

A Triatomic Molecule Is Modeled as Follows: Mass M Is